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(2009 WD52)
Classification: Amor [NEO]          SPK-ID: 3478350
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455159.5 (2009-Nov-24.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2260010989204436 0.0016485  
a 1.314471934353153 0.003071 au
q 1.017399832689259 0.00021039 au
i 30.2212909024384 0.089753 deg
node 61.60192093664636 0.00016353 deg
peri 326.9013363961553 0.1097 deg
M 20.80746645125889 0.14951 deg
tp 2455127.684254361549
(2009-Oct-23.18425436)
0.11715 TDB
period 550.459540889919
1.51
1.929
0.005281
d
yr
n .6539990194701574 0.0022919 deg/d
Q 1.611544036017046 0.003765 au
  Orbit Determination Parameters
   # obs. used (total)      46  
   data-arc span      3 days  
   first obs. used      2009-11-22  
   last obs. used      2009-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .4457  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:58:58  

Additional Information
 Earth MOID = .0598621 au 
 Jupiter MOID = 3.8233 au 
 T_jup = 4.805 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.9   n/a MPO166414  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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